JPH0481870B2 - - Google Patents
Info
- Publication number
- JPH0481870B2 JPH0481870B2 JP59211331A JP21133184A JPH0481870B2 JP H0481870 B2 JPH0481870 B2 JP H0481870B2 JP 59211331 A JP59211331 A JP 59211331A JP 21133184 A JP21133184 A JP 21133184A JP H0481870 B2 JPH0481870 B2 JP H0481870B2
- Authority
- JP
- Japan
- Prior art keywords
- solar cell
- floating body
- installation
- surface member
- light
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F19/00—Integrated devices, or assemblies of multiple devices, comprising at least one photovoltaic cell covered by group H10F10/00, e.g. photovoltaic modules
- H10F19/80—Encapsulations or containers for integrated devices, or assemblies of multiple devices, having photovoltaic cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Photovoltaic Devices (AREA)
Description
【発明の詳細な説明】
〔発明の利用分野〕
本発明は複数個の太陽電池素子を接続リードに
より直列及び／あるいは並列に接続したのち、受
光面材硫と裏面材料の間に、充填材料を用いて素
子を封入形成される太陽電池装置に係り、特に水
上に浮上させて光起電力を得るに好適な太陽電池
装置の構造に関する。[Detailed Description of the Invention] [Field of Application of the Invention] The present invention connects a plurality of solar cell elements in series and/or in parallel using connection leads, and then inserts a filling material between the light-receiving surface material sulfur and the back surface material. The present invention relates to a solar cell device in which elements are encapsulated using the present invention, and particularly to a structure of a solar cell device suitable for floating on water to obtain photovoltaic power.
従来、この種の太陽電池装置の中には、太陽電
池ユニツトに浮体を結合し、それを複数個接続で
きるもの（特開昭57−17181号、特開昭55−
117288〜90号）や、浮体に架台を設置し、架台上
に太陽電池ユニツトを複数個接続したもの（特開
昭57−62572号）が知られている。
Conventionally, in this type of solar cell device, a floating body is coupled to a solar cell unit, and a plurality of floating bodies can be connected (Japanese Patent Application Laid-Open Nos. 17181-1981 and 1983-1983).
117288-90), and one in which a pedestal is installed on a floating body and a plurality of solar cell units are connected on the pedestal (Japanese Patent Laid-Open No. 57-62572).
しかし、太陽電池ユニツトの耐水性、重量や、
接続部の耐水性等については十分な配慮がされて
なく、信頼性の点で構造上問題があつた。また、
太陽電池ユニツトと浮体を結合した構造であるた
め、コスト的にも不利なばかりでなく、重量が大
きいため水面下に太陽電池ユニツトが沈み、太陽
光が十分に太陽電池に吸収されなくなるために、
電気出力の低下を生じる恐れがある。 However, the water resistance, weight, and
Not enough consideration was given to the water resistance of the connection parts, and there were structural problems in terms of reliability. Also,
Because it has a structure that combines a solar cell unit and a floating body, it is not only disadvantageous in terms of cost, but also because of its large weight, the solar cell unit sinks below the water surface, and sunlight is not absorbed sufficiently by the solar cells.
There is a risk of a decrease in electrical output.
本発明の目的は、上述の問題点を解決し、信頼
性が高く、低コストで高出力の水上設置用太陽電
池を提供することにある。
An object of the present invention is to solve the above-mentioned problems and provide a highly reliable, low-cost, high-output solar cell for installation on water.
本発明太陽電池装置の特徴は、従来の水上設置
用太陽電池装置が、金属フレームで枠組された太
陽電池ユニツトに浮体を取り付けた構造であり全
体重量が重く、浮体の体積を必要以上に大きくし
なければならず、又、太陽電池装置が常に水分に
さらされるという過酷な使用条件においては、金
属フレームでは耐候性の点で問題があるという点
に着目し、浮体を太陽電池ユニツトと一体化さ
せ、太陽電池ラミネーシヨン体の端部のシーリン
グと補強を兼ねた構造とした点にある。
A feature of the solar cell device of the present invention is that conventional solar cell devices for installation on water have a structure in which a floating body is attached to a solar cell unit framed by a metal frame, and the overall weight is heavy and the volume of the floating body is unnecessarily large. In addition, we focused on the fact that metal frames have problems in terms of weather resistance under harsh usage conditions where solar cell devices are constantly exposed to moisture, so we integrated the floating body with the solar cell unit. , the structure is designed to both seal and reinforce the ends of the solar cell lamination body.
以下、本発明の一実施例を第１図により説明す
る。第１図ａは斜視図、ｂは断面図である。
An embodiment of the present invention will be described below with reference to FIG. FIG. 1a is a perspective view, and FIG. 1b is a sectional view.
単結晶Si、多結晶Si、アモルフアスSi、GaAs
又は、CdS系等を半導体基板とする太陽電池素子
１を複数個リード２により直列及び／又は並列に
接続した後、ガラス等の受光面部材３とフツ化ビ
ニール等の裏面部材４との間に、ポリビニールブ
チラール（PVB）やエチレン酢酸ビニール共重
合体（EVA）等の充填材５を用いて封入した太
陽電池ラミネーシヨン体を、シール材６を介して
従来の金属フレームの代わりに、浮体８を表面部
材７で包みこんだものに設けた凹部内に案内し、
機械的強度を保つと同時にラミネーシヨン体端部
のシーリングを兼ねている。又、金属フレームを
なくし重量の低減を図り浮体の浮力の効果を良く
した構造となつている。また出力取り出し部を太
陽電池ユニツトの側面に位置させ防水コネクター
９とEPゴム絶縁クロロプレンキブタイヤ等の材
質の外部出力ケーブル１０を設け、第３図の様に
複数個の太陽電池装置ユニツトを接続した際に、
ユニツト同しが風などで衝突したときの衝撃をな
くするための弾性体１１を設けた構造とすること
により、ユニツトとユニツトの間の接続はケーブ
ルを介するのみでよく、複数個の太陽電池装置ユ
ニツトを連結する作業を大幅に簡略化することが
できる。 Single crystal Si, polycrystalline Si, amorphous Si, GaAs
Alternatively, after connecting a plurality of solar cell elements 1 having CdS-based semiconductor substrates or the like in series and/or in parallel using leads 2, a light-receiving surface member 3 such as glass and a back surface member 4 such as vinyl fluoride are connected. A solar cell lamination body encapsulated using a filler 5 such as polyvinyl butyral (PVB) or ethylene vinyl acetate copolymer (EVA) is attached to a floating body 8 in place of a conventional metal frame via a sealing material 6. guided into a recess provided in the surface member 7,
It maintains mechanical strength and also serves as a seal for the ends of the laminated body. In addition, the structure eliminates the metal frame to reduce weight and improve the buoyancy effect of the floating body. In addition, the output take-out part was located on the side of the solar cell unit, and a waterproof connector 9 and an external output cable 10 made of a material such as EP rubber insulated chloroprene kibbutyre were installed, and multiple solar cell device units were connected as shown in Fig. 3. Occasionally,
By adopting a structure that includes an elastic body 11 to eliminate the impact when two units collide with each other due to wind, etc., the connection between the units can be made only through cables, and multiple solar battery devices can be connected. The work of connecting units can be greatly simplified.
本実施例では、シール材６としては、合成ゴム
より成る耐水性のあるシーリング材あるいはエポ
キシ樹脂、浮体８と表面部材７の材料としては、
アクリルフオームをFRPで包み込んだもの、又
は、発泡ポリウレタンの表面をリム成形したもの
で構成される。また、表面部材７は、出力取出し
側の部分を厚くし、コネクタを接続したときの機
械的強度をもたせている。また、表面部材７を裏
面部材としての役目を兼ねさしめることにより製
造工程を短縮することも可能である。 In this embodiment, the sealing material 6 is a water-resistant sealing material made of synthetic rubber or epoxy resin, and the materials of the floating body 8 and surface member 7 are:
It consists of acrylic foam wrapped in FRP, or foamed polyurethane with a rim formed on the surface. Further, the surface member 7 has a thicker portion on the output extraction side to provide mechanical strength when a connector is connected. Furthermore, it is also possible to shorten the manufacturing process by having the front member 7 serve as the back member.
第２図に、本実施例の、出力取り出し部の構造
及び製造方法を示す。 FIG. 2 shows the structure and manufacturing method of the output extraction section of this embodiment.
複数個直列接続された太陽電池素子１は、あら
かじめ、受光面部材より外部に出るようなCu箔
等に半田被覆された長めの出力リード１２を接続
後、封入され、枠を兼ねた浮体にシール材６によ
り接着固定される。その時に浮体側には表面部材
７によりリード１２が納まる溝１３を設けてお
き、ケーブル１０の素線と半田接続等の方法で接
続される。接続部１４を含む溝は、シール材６を
充填することにより気密性が保たれる。 A plurality of solar cell elements 1 connected in series are connected in advance to long output leads 12 coated with solder on Cu foil or the like that protrude from the light-receiving surface member, and then encapsulated and sealed in a floating body that also serves as a frame. It is adhesively fixed by the material 6. At this time, a groove 13 in which the lead 12 is accommodated is provided on the surface member 7 on the floating body side, and the lead 12 is connected to the wire of the cable 10 by a method such as soldering. The groove including the connecting portion 14 is kept airtight by being filled with the sealing material 6.
本実施例によれば、太陽電池ユニツトを金属枠
等を介さず直接浮体に組みこみ、全体の重量を低
減するとともに、製造プロセスを簡略化できるの
で、浮体の体積も少くでき、製造コストを大幅に
低減することができる。また、端子取出し部を耐
水性を考慮した構造とすること、金属フレームの
ない構造とすることにより、信頼性の高い太陽電
池装置を提供することができる。さらに、側面の
適当な位置に、弾性体１１を設けてあるので、複
数個の太陽電池ユニツトを接続した際も、緩衝材
の役をなすので、機械的強度の点でも充分信頼性
が高いという効果がある。必要があれば、弾性体
同志をケーブル等で連結することも可能である。 According to this embodiment, the solar cell unit can be directly assembled into the floating body without using a metal frame, etc., reducing the overall weight and simplifying the manufacturing process, so the volume of the floating body can also be reduced, significantly reducing manufacturing costs. can be reduced to In addition, by making the terminal extraction portion have a structure that takes water resistance into consideration and having a structure that does not have a metal frame, a highly reliable solar cell device can be provided. Furthermore, since the elastic body 11 is provided at an appropriate position on the side surface, it acts as a buffer material even when multiple solar cell units are connected, so it is said to be highly reliable in terms of mechanical strength. effective. If necessary, it is also possible to connect the elastic bodies together with a cable or the like.
第４図は、本発明の第２の実施例を示す断面図
である。浮体構造を太陽電池素子が太陽光に効率
良く対向するような適当な傾斜をもたせるように
したものである。浮体底面に、底面が水平になる
ような適当な重量のおもり１５を設けてある。本
構造により電気出力を向上させることができる。 FIG. 4 is a sectional view showing a second embodiment of the invention. The floating body structure has an appropriate inclination so that the solar cell elements efficiently face sunlight. A weight 15 of an appropriate weight is provided on the bottom surface of the floating body so that the bottom surface becomes horizontal. This structure can improve electrical output.
本発明によれば、太陽電池ユニツトと浮体を一
体化することにより、金属枠等の補強材を省くこ
とができるので、全体の重量の低減、構造の簡略
化、複数個の現地組立作業性の向上、製造コスト
の低減等の効果がある。また、耐水性を考慮した
構造を採用しているので、信頼性の点でも優れた
効果がある。
According to the present invention, by integrating the solar cell unit and the floating body, reinforcing materials such as a metal frame can be omitted, which reduces the overall weight, simplifies the structure, and improves the ease of on-site assembly of multiple units. This has the effect of improving performance and reducing manufacturing costs. Furthermore, since the structure is designed with water resistance in mind, it has an excellent effect in terms of reliability.
第１図は本発明の一実施例を示す斜視図及び断
面図、第２図は、本発明の一実施例の構造を示す
斜視図及び端子部の平面図、第３図は、本発明の
装置を複数個連結したところを示す平面図、第４
図は、本発明の第２の実施例を示す断面図であ
る。
１……太陽電池素子、２……リード、３……受
光面部材、４……裏面部材、５……充填材料、６
……シール材、７……浮体の表面材料、８……浮
体、９……コネクター、１０……ケーブル、１１
……弾性体、１２……出力リード、１３……溝、
１４……接続部、１５……おもり。
FIG. 1 is a perspective view and a sectional view showing an embodiment of the present invention, FIG. 2 is a perspective view and a plan view of a terminal portion of an embodiment of the present invention, and FIG. 3 is a perspective view and a sectional view showing an embodiment of the present invention. Plan view showing a plurality of devices connected together, No. 4
The figure is a sectional view showing a second embodiment of the invention. DESCRIPTION OF SYMBOLS 1... Solar cell element, 2... Lead, 3... Light-receiving surface member, 4... Back member, 5... Filling material, 6
... Sealing material, 7 ... Floating body surface material, 8 ... Floating body, 9 ... Connector, 10 ... Cable, 11
...Elastic body, 12...Output lead, 13...Groove,
14... Connection part, 15... Weight.
Claims (1)
材、受光面部材に対向して配置された板状の裏面
部材、受光面部材と裏面部材との間に配置され互
いに直列及び／あるいは並列に接続された複数個
の太陽電池素子及び受光面部材と裏面部材との間
隙に充填した充填材を有する太陽電池ラミネーシ
ヨン体と、 一面に太陽電池ラミネーシヨン体を案内するに
十分な深さの凹部を有する有機材料からなる浮体
と、 浮体の凹部表面と凹部に案内された太陽電池ラ
ミネーシヨン体の側面及び裏面部材との間に充填
されたシール材と、 を具備することを特徴とする水上設置用太陽電池
装置。 ２ 特許請求の範囲第１項において、浮体を、発
泡ポリウレタンをリム成形したものとしたことを
特徴とする水上設置用太陽電池装置。 ３ 特許請求の範囲第１項において、浮体を、ア
クリルフオームをFRPで包みこんだものとした
ことを特徴とする水上設置用太陽電池装置。 ４ 特許請求の範囲第１項において、太陽電池出
力取り出し端子を防水コネクタとし、それを浮体
側面部に設置し、多数個のユニツトを連結可能な
構造としたことを特徴とする水上設置用太陽電池
装置。 ５ 特許請求の範囲第１項において、浮体が凹部
側から見たとき矩形状を有し、その側面の角部を
含む少なくとも３ケ所に、弾性体を取りつけたこ
とを特徴とする水上設置用太陽電池装置。 ６ 特許請求の範囲第１項において、浮体の凹部
底面が水面に対して適当な傾斜を有することを特
徴とする水上設置用太陽電池装置。[Scope of Claims] 1. A plate-shaped light-receiving surface member made of a material that transmits light, a plate-shaped back member disposed opposite to the light-receiving surface member, and a plate-shaped back member disposed between the light-receiving surface member and the back surface member and arranged mutually. A solar cell lamination body having a plurality of solar cell elements connected in series and/or parallel and a filler filled in the gap between a light-receiving surface member and a back surface member; A floating body made of an organic material having a recess of sufficient depth; and a sealing material filled between the surface of the recess of the floating body and the side and back members of a solar cell lamination body guided in the recess. A solar cell device for installation on water that is characterized by: 2. The solar cell device for installation on water according to claim 1, characterized in that the floating body is formed by rim-molding foamed polyurethane. 3. The solar cell device for installation on water according to claim 1, characterized in that the floating body is made of acrylic foam wrapped in FRP. 4. A solar cell for installation on water according to claim 1, characterized in that the solar cell output terminal is a waterproof connector, which is installed on the side surface of a floating body, and has a structure in which a large number of units can be connected. Device. 5. A sun for installation on water according to claim 1, characterized in that the floating body has a rectangular shape when viewed from the concave side, and elastic bodies are attached to at least three locations including the corners of the side surfaces of the floating body. battery device. 6. The solar cell device for installation on water according to claim 1, wherein the bottom surface of the recess of the floating body has an appropriate slope with respect to the water surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59211331A JPS6190472A (en) | 1984-10-11 | 1984-10-11 | Solar cell device for water installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59211331A JPS6190472A (en) | 1984-10-11 | 1984-10-11 | Solar cell device for water installation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6190472A JPS6190472A (en) | 1986-05-08 |
| JPH0481870B2 true JPH0481870B2 (en) | 1992-12-25 |
Family
ID=16604178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59211331A Granted JPS6190472A (en) | 1984-10-11 | 1984-10-11 | Solar cell device for water installation |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6190472A (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69222549T2 (en) * | 1991-02-20 | 1998-03-05 | Canon Kk | Solar cell module with protective element |
| FR2968070B1 (en) * | 2010-11-30 | 2015-01-09 | Active Innovation Man | FLOATING SOLAR PANEL AND SOLAR INSTALLATION CONSISTING OF AN ASSEMBLY OF SUCH PANELS. |
| KR101153365B1 (en) | 2011-09-23 | 2012-06-07 | 김재운 | Rovingness solar photovoltaic system |
| CN104300879A (en) * | 2014-10-27 | 2015-01-21 | 无锡同春新能源科技有限公司 | Solar cell assembly used for floating on water surface |
| US10141885B2 (en) * | 2014-12-01 | 2018-11-27 | 4CSOLAR, Inc. | Floating solar panel systems |
| IT202300005310A1 (en) * | 2023-03-21 | 2024-09-21 | Tgvh The Goat Vision Holding Di Gabriele Puccetti | FLOATING PHOTOVOLTAIC SYSTEM WITH LOW VISUAL IMPACT |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS518076U (en) * | 1974-07-03 | 1976-01-21 | ||
| JPS51132972U (en) * | 1975-04-17 | 1976-10-26 | ||
| JPS572676U (en) * | 1980-06-02 | 1982-01-08 |
-
1984
- 1984-10-11 JP JP59211331A patent/JPS6190472A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6190472A (en) | 1986-05-08 |
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| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |